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EP 4 547 111 A1

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(43) Date of publication: 07.05.2025 Bulletin 2025/19 (21) Application number: 23730834.1 (22) Date of filing: 20.06.2023

(51) International Patent Classification (IPC):  A61B 8/08(2006.01) (52) Cooperative Patent Classification (CPC): A61B 8/481; A61B 8/5223; A61B 8/5246 (86) International application number: PCT/EP2023/066517 (87) International publication number: WO 2024/002765 (04.01.2024 Gazette 2024/01)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 30.06.2022 WO PCT/CN2022/102770 01.09.2022 EP 22193366 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)

(72) Inventors: TONG, Ling 5656 AG Eindhoven (NL) LIN, Qizhong 5656 AG Eindhoven (NL) CHEN, Zhouye 5656 AG Eindhoven (NL) WANG, Jianan 5656 AG Eindhoven (NL) CHEN, Jinning 5656AG Eindhoven (NL) SHIH, Cho-chiang 5656AG Eindhoven (NL) XU, Jingping 5656AG Eindhoven (NL) BAI, Xianghui 5656AG Eindhoven (NL) ZHOU, Hongyu 5656AG Eindhoven (NL) JING, Xiang 5656AG Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 52 5656 AG Eindhoven 5656 AG Eindhoven (NL)